Welding supervisor nominated (in section above) for welding works. - The supervisor must have completed AS 1796 Certificate 10 or AS 2214; or have served an apprenticeship in relevant metal trade with 5 years experience in welded steel structures; or have 7 years satisfactory experience in fabrication of welded steel structures; or hold a Certificate, Diploma, Degree or above in Engineering or Metallurgy with 3 years experience.